package jike.demo24;

/**
 * @param
 * @author oyz
 * @version 1.0.4
 * @description: 积分接口
 * @date 2023/4/6 22:08
 */
public interface CreditsExchange {

    int getCredits(Credit credit);

    int costCredits(Credit credit);

    int findCredits(int userId);

 



}
